Exam 9: Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Which of the following is NOT an example of deformation?

Movement along faults often produces a rock formed from sharply angled rock fragments termed ________.

Normal,reverse,and thrust are all examples of ________ faults.

It is possible for offset along an oblique-slip fault to have both ________ and ________ components.

Under which of these conditions would a body of rock be more likely to exhibit plastic behavior?

How is stress different from force?

Contrast brittle and plastic deformation.Cite an example of a structure associated with each.

On a geologic map,if the contacts between sedimentary rock units form a series of parallel lines,with the oldest unit in the center,the underlying structure is a ________.

Compare and contrast domes and basins.If both are composed solely of sedimentary beds that have been eroded such that the ground surface is level,how would you identify each?

A polished surface produced by scraping of rock along a fault is termed a(n)________.

A body of rock affected by compressive stress will likely undergo ________.

Compared to the Rocky Mountains,the Appalachian Mountains are a series of lower-elevation hills with more gentle slopes.Have they always had these differences in topography? Explain.

On a geologic map,the beds of an eroded anticline will be _________ near the fold hinge compared to further from the hinge.

The accreted terranes that are added to a continent during orogeny are _______ than the cratons of the continent's interior.

On a geologic map,if the contacts between sedimentary rock units form a bull's-eye pattern of concentric circles,with the youngest unit in the center,the underlying structure is a(n)________.

Compare and contrast a cratonic shield and platform.

__________ is the balance between the weight of a mountain range and the buoyancy provided by the underlying mantle.

The formation of the Basin and Range Province,a fault-blocked mountain range in Utah,Nevada,and Arizona,is associated with which of the following processes?

A geologist's compass differs from the more widely known orienteering compass in that the geologist's compass ________.

What is the plate tectonic setting that formed the mountains of the Basin and Range Province,and what type of faulting has this resulted in?